Meaning of ān jìng:
ān jìng
安静
Adjective
quiet; peaceful; calm
Qǐng bǎochí ānjìng, túshūguǎn lǐ bùnéng dàshēng shuōhuà.
请保持安静，图书馆里不能大声说话。
Please keep quiet, you can't speak loudly in the library.
Wǎnshàng, jiēdào biàn de fēicháng ānjìng.
晚上，街道变得非常安静。
At night, the street becomes very peaceful.
Qǐng bǎochí ānjìng, túshūguǎn lǐ yǒurén zài xuéxí.
请保持安静，图书馆里有人在学习。
Please keep calm, there are people studying in the library.
